[INFO] cloning repository https://github.com/ESukmean/sgb-exec-opener
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ESukmean/sgb-exec-opener" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FESukmean%2Fsgb-exec-opener", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FESukmean%2Fsgb-exec-opener'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e71a32d308787388b0508bfc6d0cceb476f414b5
[INFO] testing ESukmean/sgb-exec-opener against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FESukmean%2Fsgb-exec-opener" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ESukmean/sgb-exec-opener on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ESukmean/sgb-exec-opener
[INFO] removed path dependency iui from git repo https://github.com/ESukmean/sgb-exec-opener
[INFO] finished tweaking git repo https://github.com/ESukmean/sgb-exec-opener
[INFO] tweaked toml for git repo https://github.com/ESukmean/sgb-exec-opener written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ESukmean/sgb-exec-opener already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (iui) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (iui) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 216468748e2593ca15a7885216f69e3b169cd5f9efe7e78a120264a268ad1412
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "216468748e2593ca15a7885216f69e3b169cd5f9efe7e78a120264a268ad1412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "216468748e2593ca15a7885216f69e3b169cd5f9efe7e78a120264a268ad1412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "216468748e2593ca15a7885216f69e3b169cd5f9efe7e78a120264a268ad1412", kill_on_drop: false }`
[INFO] [stdout] 216468748e2593ca15a7885216f69e3b169cd5f9efe7e78a120264a268ad1412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e14abd5c5d4fba0f8eb0150f28fbe1bb2dbb1edd47bfc7bd331c1bc7f0bf6e5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2e14abd5c5d4fba0f8eb0150f28fbe1bb2dbb1edd47bfc7bd331c1bc7f0bf6e5", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (iui) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling ui-sys v0.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling iui v0.3.0
[INFO] [stderr]    Compiling firefox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ProgressBar`
[INFO] [stdout]   --> src/main.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let progress_bar = ProgressBar::new();
[INFO] [stdout]    |                        ^^^^^^^^^^^ use of undeclared type `ProgressBar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `firefox`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2e14abd5c5d4fba0f8eb0150f28fbe1bb2dbb1edd47bfc7bd331c1bc7f0bf6e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e14abd5c5d4fba0f8eb0150f28fbe1bb2dbb1edd47bfc7bd331c1bc7f0bf6e5", kill_on_drop: false }`
[INFO] [stdout] 2e14abd5c5d4fba0f8eb0150f28fbe1bb2dbb1edd47bfc7bd331c1bc7f0bf6e5